High 7.1Published Jul 7, 2026

CVE-2026-58583FluxInk Color Management Driver local privilege escalation

Updated under an hour ago (Oct 27, 2026, 1:50 AM ET)

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No exploitation reported and no EPSS estimate yet.

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Every CVE for FluxInk Color Management Driver

Exploited in the last 30 days

FluxInk (formerly Sunia SPB Peripheral) Color Management Driver (TcnPeripheral64.sys) 1.0.7.2 allows local privilege escalation for a standard user account via arbitrary physical memory mapping at \Device\PhysicalMemory. Fixed in version 1.0.7.6. The fixed driver is currently available in the Windows 11 25H2 HLK (Hardware Lab Kit). The fixed driver may be available through Windows Update or from Lenovo directly.

CVSS: 7.1 HIGH (v3.1, CNA)CVSS:3.1/AV:L/AC:L/PR:L/UI:N/S:U/C:H/I:H/A:N
Weakness (CWE): CWE-269
Known exploited: Not in CISA's KEV catalog
EPSS (exploitation in the next 30 days): Not loaded for this CVE
Assigned by: cisa-cg
NVD analysis: Awaiting Analysis
Record last updated: Jul 21, 2026
First seen by InfoSec Signals: Oct 9, 2026

Affected products

Affected products

FluxInk Color Management Driver fluxink:color_management_driver (from the name)	before 1.0.7.6; 1.0.7.6 not affected	CNA record

References

References

https://github.com/b3s3da/TcnPeripheral64_PoC/security/advisories/GHSA-x4rw-h4v2-v83h	third-party-advisory
https://github.com/b3s3da/TcnPeripheral64_PoC	exploit
https://www.cve.org/CVERecord?id=CVE-2026-58583	vdb-entry
https://raw.githubusercontent.com/cisagov/CSAF/develop/csaf_files/IT/white/2026/va-26-188-01.json	third-party-advisory

The CVE record on cve.org NVD's entry

The CVE record is authoritative. Products marked “from the name” were identified from the CNA's free-text names, not a CPE, and are matched less certainly. This product uses the NVD API but is not endorsed or certified by the NVD.